9 static ATOM tip_class
= 0;
11 static HFONT tip_font
;
12 static COLORREF tip_bg
;
13 static COLORREF tip_text
;
15 static LRESULT CALLBACK
SizeTipWndProc(HWND hWnd
, UINT nMsg
,
16 WPARAM wParam
, LPARAM lParam
)
33 hdc
= BeginPaint(hWnd
, &ps
);
35 SelectObject(hdc
, tip_font
);
36 SelectObject(hdc
, GetStockObject(BLACK_PEN
));
38 hbr
= CreateSolidBrush(tip_bg
);
39 holdbr
= SelectObject(hdc
, hbr
);
41 GetClientRect(hWnd
, &cr
);
42 Rectangle(hdc
, cr
.left
, cr
.top
, cr
.right
, cr
.bottom
);
44 wtlen
= GetWindowTextLength(hWnd
);
45 wt
= (LPTSTR
) snewn(wtlen
+ 1, TCHAR
);
46 GetWindowText(hWnd
, wt
, wtlen
+ 1);
48 SetTextColor(hdc
, tip_text
);
49 SetBkColor(hdc
, tip_bg
);
51 TextOut(hdc
, cr
.left
+ 3, cr
.top
+ 3, wt
, wtlen
);
55 SelectObject(hdc
, holdbr
);
66 DeleteObject(tip_font
);
72 LPCTSTR str
= (LPCTSTR
) lParam
;
74 HDC hdc
= CreateCompatibleDC(NULL
);
76 SelectObject(hdc
, tip_font
);
77 GetTextExtentPoint32(hdc
, str
, _tcslen(str
), &sz
);
79 SetWindowPos(hWnd
, NULL
, 0, 0, sz
.cx
+ 6, sz
.cy
+ 6,
80 SWP_NOZORDER
| SWP_NOMOVE
| SWP_NOACTIVATE
);
81 InvalidateRect(hWnd
, NULL
, FALSE
);
88 return DefWindowProc(hWnd
, nMsg
, wParam
, lParam
);
91 static HWND tip_wnd
= NULL
;
92 static int tip_enabled
= 0;
94 void UpdateSizeTip(HWND src
, int cx
, int cy
)
102 NONCLIENTMETRICS nci
;
104 /* First make sure the window class is registered */
108 wc
.style
= CS_HREDRAW
| CS_VREDRAW
;
109 wc
.lpfnWndProc
= SizeTipWndProc
;
112 wc
.hInstance
= hinst
;
115 wc
.hbrBackground
= NULL
;
116 wc
.lpszMenuName
= NULL
;
117 wc
.lpszClassName
= "SizeTipClass";
119 tip_class
= RegisterClass(&wc
);
122 /* Default values based on Windows Standard color scheme */
124 tip_font
= GetStockObject(SYSTEM_FONT
);
125 tip_bg
= RGB(255, 255, 225);
126 tip_text
= RGB(0, 0, 0);
129 /* Prepare other GDI objects and drawing info */
131 tip_bg
= GetSysColor(COLOR_INFOBK
);
132 tip_text
= GetSysColor(COLOR_INFOTEXT
);
134 memset(&nci
, 0, sizeof(NONCLIENTMETRICS
));
135 nci
.cbSize
= sizeof(NONCLIENTMETRICS
);
136 SystemParametersInfo(SPI_GETNONCLIENTMETRICS
,
137 sizeof(NONCLIENTMETRICS
), &nci
, 0);
138 tip_font
= CreateFontIndirect(&nci
.lfStatusFont
);
141 /* Generate the tip text */
143 sprintf(str
, "%dx%d", cx
, cy
);
151 /* calculate the tip's size */
153 hdc
= CreateCompatibleDC(NULL
);
154 GetTextExtentPoint32(hdc
, str
, _tcslen(str
), &sz
);
157 GetWindowRect(src
, &wr
);
167 /* Create the tip window */
170 CreateWindowEx(WS_EX_TOOLWINDOW
| WS_EX_TOPMOST
,
171 MAKEINTRESOURCE(tip_class
), str
, WS_POPUP
, ix
,
172 iy
, sz
.cx
, sz
.cy
, NULL
, NULL
, hinst
, NULL
);
174 ShowWindow(tip_wnd
, SW_SHOWNOACTIVATE
);
178 /* Tip already exists, just set the text */
180 SetWindowText(tip_wnd
, str
);
184 void EnableSizeTip(int bEnable
)
186 if (tip_wnd
&& !bEnable
) {
187 DestroyWindow(tip_wnd
);
191 tip_enabled
= bEnable
;